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36 lines
1016 B
C++
36 lines
1016 B
C++
#include "runtime/environment.h"
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#include <cstdlib>
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namespace mocktail {
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namespace runtime {
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bool Environment::HasNonEmpty(std::string_view name) const {
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const std::optional<std::string> value = Get(name);
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return value.has_value() && !value->empty();
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}
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std::string Environment::GetOr(std::string_view name,
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std::string_view default_value) const {
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const std::optional<std::string> value = Get(name);
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if (!value.has_value() || value->empty()) {
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return std::string(default_value);
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}
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return *value;
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}
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std::optional<std::string> ProcessEnvironment::Get(
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std::string_view name) const {
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// getenv requires a null-terminated name; std::string also prevents callers
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// from accidentally passing a transient, non-terminated string_view.
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const std::string owned_name(name);
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const char* value = std::getenv(owned_name.c_str());
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if (value == nullptr) {
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return std::nullopt;
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}
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return std::string(value);
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}
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} // namespace runtime
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} // namespace mocktail
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